Patents by Inventor Somchai KANJANASANTISAK

Somchai KANJANASANTISAK has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Method for producing polycarbonate according to the phase interface method
    Patent number: 9771451
    Abstract: The invention relates to an efficient continuous method for producing polycarbonates according to the phase interface method.
    Type: Grant
    Filed: January 21, 2015
    Date of Patent: September 26, 2017
    Assignee: Covestro Deutschland AG
    Inventors: Hermann Kauth, Stephan Laue, Jan Heijl, Rolf Bachmann, Franky Bruynseels, Maarten De Bock, Johan Vanden Eynde, Somchai Kanjanasantisak
  • METHOD FOR PRODUCING POLYCARBONATE ACCORDING TO THE PHASE INTERFACE METHOD
    Publication number: 20160326315
    Abstract: The invention relates to an efficient continuous method for producing polycarbonates according to the phase interface method.
    Type: Application
    Filed: January 21, 2015
    Publication date: November 10, 2016
    Inventors: Hermann KAUTH, Stephan LAUE, Jan HEIJL, Rolf BACHMANN, Franky BRUYNSEELS, Maarten DE BOCK, Johan VANDEN EYNDE, Somchai KANJANASANTISAK